Nature of the mucosal changes associated with malignant neoplasms in the small intestine.
D000230:Adenocarcinoma / Q000473:pathology*; D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D007082:Ileum / Q000473:pathology; D007414:Intestinal Neoplasms / Q000473:pathology*; D007583:Jejunum / Q000473:pathology; D016403:Lymphoma, Large B-Cell, Diffuse / Q000473:pathology*; D008228:Lymphoma, Non-Hodgkin / Q000473:pathology*; D008297:Male; D008853:Microscopy; D008875:Middle Aged